On 14/06/2023 14:22, Konrad Dybcio wrote:
Not all endpoints of camss have to be populated. In fact, most of the
time they shouldn't be as n-th auxilliary cameras are usually ewaste.
Don't fail probing the entire camss even even one endpoint is not
linked and throw an error when none is found.
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
drivers/media/platform/qcom/camss/camss.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
index 1ef26aea3eae..3aa03fbc94e2 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -1084,9 +1084,8 @@ static int camss_of_parse_ports(struct camss *camss)
remote = of_graph_get_remote_port_parent(node);
if (!remote) {
- dev_err(dev, "Cannot get remote parent\n");
- ret = -EINVAL;
- goto err_cleanup;
+ of_node_put(node);
+ continue;
}
csd = v4l2_async_nf_add_fwnode(&camss->notifier,
@@ -1105,7 +1104,7 @@ static int camss_of_parse_ports(struct camss *camss)
num_subdevs++;
}
- return num_subdevs;
+ return num_subdevs ? num_subdevs : -EINVAL;
err_cleanup:
of_node_put(node);
---
base-commit: b16049b21162bb649cdd8519642a35972b7910fe
change-id: 20230614-topic-camss_grpah-39f9a4f7420c
Best regards,
Can you give an example of the DT that is causing this ?
---
bod
